FR770019A - Signaling device for vehicles - Google Patents
Signaling device for vehiclesInfo
- Publication number
- FR770019A FR770019A FR770019DA FR770019A FR 770019 A FR770019 A FR 770019A FR 770019D A FR770019D A FR 770019DA FR 770019 A FR770019 A FR 770019A
- Authority
- FR
- France
- Prior art keywords
- vehicles
- signaling device
- signaling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR770019T | 1933-06-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR770019A true FR770019A (en) | 1934-09-06 |
Family
ID=9185157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR770019D Expired FR770019A (en) | 1933-06-03 | 1933-06-03 | Signaling device for vehicles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR770019A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE920350C (en) * | 1950-06-18 | 1954-11-18 | Walter Dr-Ing Heimann | Fog light and signal system for motor vehicles and water vehicles |
DE952686C (en) * | 1951-01-07 | 1956-11-22 | Manfred Mucha | Circuit arrangement for automatic dimming of motor vehicles |
DE1019218B (en) * | 1953-02-02 | 1957-11-07 | Daimler Benz Ag | Overhead alarm system for motor vehicles, especially for trucks, buses and coaches. like |
DE1036720B (en) * | 1952-04-12 | 1958-08-14 | Wilhelm Altrogge Dr Ing | Warning system for motor vehicle traffic |
US2931020A (en) * | 1955-07-11 | 1960-03-29 | Thomas J Bender | Secondary alarm system |
US2941084A (en) * | 1952-01-02 | 1960-06-14 | Fruengel Frank | Receiver for light-flash signaling system |
DE977094C (en) * | 1942-10-24 | 1965-02-04 | Frank Dr-Ing Fruengel | Method for the transmission of air or other absorbing media from a weakly bundled transmitter to an omnidirectional receiver by means of light pulses |
-
1933
- 1933-06-03 FR FR770019D patent/FR770019A/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE977094C (en) * | 1942-10-24 | 1965-02-04 | Frank Dr-Ing Fruengel | Method for the transmission of air or other absorbing media from a weakly bundled transmitter to an omnidirectional receiver by means of light pulses |
DE920350C (en) * | 1950-06-18 | 1954-11-18 | Walter Dr-Ing Heimann | Fog light and signal system for motor vehicles and water vehicles |
DE952686C (en) * | 1951-01-07 | 1956-11-22 | Manfred Mucha | Circuit arrangement for automatic dimming of motor vehicles |
US2941084A (en) * | 1952-01-02 | 1960-06-14 | Fruengel Frank | Receiver for light-flash signaling system |
DE1036720B (en) * | 1952-04-12 | 1958-08-14 | Wilhelm Altrogge Dr Ing | Warning system for motor vehicle traffic |
DE1019218B (en) * | 1953-02-02 | 1957-11-07 | Daimler Benz Ag | Overhead alarm system for motor vehicles, especially for trucks, buses and coaches. like |
US2931020A (en) * | 1955-07-11 | 1960-03-29 | Thomas J Bender | Secondary alarm system |
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